Friday, August 5, 2011 1:51:35 PMTKD_Master: There are no shadows because it's indoors. Because the light is artificial and coming from many sources all around the people, shadows are minimized. Shadows only happen when there`s only a few strong light sources, like sunlight or spotlights, which isn`t terribly pleasant or relaxing, which is why people don`t light buildings that way unless they have no alternative.